🔭 M13 — Great Hercules Cluster

Globular cluster in Hercules

M13, Great Hercules Cluster is a globular cluster in the constellation Hercules, with an apparent magnitude of about 5.8, roughly 22.2 thousand light-years away.

Data

Catalogue designation	M13
Common name	Great Hercules Cluster
Object type	Globular cluster
Constellation	Hercules
NGC / IC	NGC 6205
Apparent magnitude	5.8
Distance (approx.)	22.2 thousand light-years

What a globular cluster is

A dense, spheroidal ball of hundreds of thousands of old stars orbiting a galaxy’s halo. Through a small telescope they look like fuzzy stars; in a large one they resolve into glittering swarms.

Other Messier objects in Hercules: M92.

Data: Messier catalogue & IAU constellations, via English Wikipedia (CC BY-SA 3.0) · stored statically.